Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2015 12 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 12/17/2015   18:20:45   (  -0.12,-135.17) (  -0.51,-133.47)  194.47                80
 12/19/2015   06:42:25   (   0.10,-135.08) (  -0.55,-138.05)  338.19                80
 12/20/2015   06:19:07   (   0.12,-135.05) (   0.59,-133.06)  226.83                80
 12/21/2015   18:37:59   (  -0.10,-135.03) (   0.47,-137.62)  294.30                80
 12/22/2015   18:20:01   (  -0.11,-135.00) (  -0.67,-132.63)  270.80                80
 12/24/2015   06:39:00   (   0.09,-134.90) (  -0.44,-137.20)  262.58                80
 12/25/2015   06:15:41   (   0.10,-134.86) (   0.69,-132.21)  301.77                80
 12/26/2015   18:34:34   (  -0.08,-134.83) (   0.36,-136.77)  220.64                80
 12/27/2015   18:16:35   (  -0.09,-134.79) (  -0.78,-131.78)  344.05                80
 12/29/2015   06:35:34   (   0.07,-134.70) (  -0.32,-136.35)  189.43                80
 12/30/2015   06:12:16   (   0.08,-134.65) (   0.82,-131.36)  374.62                80